Stop using deprecated V8 APIs in CJS_Runtime.

Also for CFXJSE_Arguments.

Change-Id: I15bfa4e09675bb48aecfa0c55539bf8dc50675e6
Reviewed-on: https://pdfium-review.googlesource.com/41370
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>

4 files changed, 17 insertions, 14 deletions

diff --git a/fxjs/cfxjse_arguments.cpp b/fxjs/cfxjse_arguments.cpp
index 0b0dc39953..174fd3c2c7 100644
--- a/fxjs/cfxjse_arguments.cpp
+++ b/fxjs/cfxjse_arguments.cpp
@@ -49,7 +49,9 @@ float CFXJSE_Arguments::GetFloat(int32_t index) const {
 
 ByteString CFXJSE_Arguments::GetUTF8String(int32_t index) const {
   v8::Isolate* isolate = m_pInfo->GetIsolate();
-  v8::Local<v8::String> hString = (*m_pInfo)[index]->ToString(isolate);
+  v8::Local<v8::Value> info = (*m_pInfo)[index];
+  v8::Local<v8::String> hString =
+      info->ToString(isolate->GetCurrentContext()).ToLocalChecked();
   v8::String::Utf8Value szStringVal(isolate, hString);
   return ByteString(*szStringVal);
 }
diff --git a/fxjs/cfxjse_arguments.h b/fxjs/cfxjse_arguments.h
index e24fc8feb8..d523d6f906 100644
--- a/fxjs/cfxjse_arguments.h
+++ b/fxjs/cfxjse_arguments.h
@@ -28,8 +28,8 @@ class CFXJSE_Arguments {
   CFXJSE_Value* GetReturnValue() const;
 
  private:
-  UnownedPtr<const v8::FunctionCallbackInfo<v8::Value>> m_pInfo;
-  UnownedPtr<CFXJSE_Value> m_pRetValue;
+  UnownedPtr<const v8::FunctionCallbackInfo<v8::Value>> const m_pInfo;
+  UnownedPtr<CFXJSE_Value> const m_pRetValue;
 };
 
 #endif  // FXJS_CFXJSE_ARGUMENTS_H_
diff --git a/fxjs/cjs_runtime.cpp b/fxjs/cjs_runtime.cpp
index 6042538e30..e7de7abd8f 100644
--- a/fxjs/cjs_runtime.cpp
+++ b/fxjs/cjs_runtime.cpp
@@ -47,9 +47,7 @@
 #endif  // PDF_ENABLE_XFA
 
 CJS_Runtime::CJS_Runtime(CPDFSDK_FormFillEnvironment* pFormFillEnv)
-    : m_pFormFillEnv(pFormFillEnv),
-      m_bBlocking(false),
-      m_isolateManaged(false) {
+    : m_pFormFillEnv(pFormFillEnv) {
   v8::Isolate* pIsolate = nullptr;
 
   IPDF_JSPLATFORM* pPlatform = m_pFormFillEnv->GetFormFillInfo()->m_pJsPlatform;
@@ -199,9 +197,12 @@ bool CJS_Runtime::GetValueByNameFromGlobalObject(const ByteStringView& utf8Name,
   v8::HandleScope handle_scope(GetIsolate());
   v8::Local<v8::Context> context = GetV8Context();
   v8::Context::Scope context_scope(context);
-  v8::Local<v8::Value> propvalue = context->Global()->Get(
+  v8::Local<v8::String> str =
       v8::String::NewFromUtf8(GetIsolate(), utf8Name.unterminated_c_str(),
-                              v8::String::kNormalString, utf8Name.GetLength()));
+                              v8::NewStringType::kNormal, utf8Name.GetLength())
+          .ToLocalChecked();
+  v8::Local<v8::Value> propvalue =
+      context->Global()->Get(context, str).ToLocalChecked();
   if (propvalue.IsEmpty()) {
     pValue->SetUndefined();
     return false;
@@ -222,11 +223,11 @@ bool CJS_Runtime::SetValueByNameInGlobalObject(const ByteStringView& utf8Name,
   v8::Context::Scope context_scope(context);
   v8::Local<v8::Value> propvalue =
       v8::Local<v8::Value>::New(pIsolate, pValue->DirectGetValue());
-  context->Global()->Set(
+  v8::Local<v8::String> str =
       v8::String::NewFromUtf8(pIsolate, utf8Name.unterminated_c_str(),
-                              v8::String::kNormalString, utf8Name.GetLength()),
-      propvalue);
-  return true;
+                              v8::NewStringType::kNormal, utf8Name.GetLength())
+          .ToLocalChecked();
+  return context->Global()->Set(context, str, propvalue).FromJust();
 }
 #endif
 
diff --git a/fxjs/cjs_runtime.h b/fxjs/cjs_runtime.h
index f7b2679523..8835106697 100644
--- a/fxjs/cjs_runtime.h
+++ b/fxjs/cjs_runtime.h
@@ -65,8 +65,8 @@ class CJS_Runtime final : public IJS_Runtime,
 
   std::vector<std::unique_ptr<CJS_EventContext>> m_EventContextArray;
   CPDFSDK_FormFillEnvironment::ObservedPtr m_pFormFillEnv;
-  bool m_bBlocking;
-  bool m_isolateManaged;
+  bool m_bBlocking = false;
+  bool m_isolateManaged = false;
   std::set<FieldEvent> m_FieldEventSet;
 };